import java.util.ArrayList;
import java.util.Collection;

public class EmployeeTest {
    public static void main(String[] args) {

        Collection c1=new ArrayList();
        c1.add(new Employee(1001,"乔布斯","销售部"));
        c1.add(new Employee(1002,"乔布斯","销售部"));
        c1.add(new Employee(1003,"乔布斯","销售部"));
        c1.add(new Employee(1004,"乔布斯","销售部"));


    }
}
